Brush



FIG. 1 is a perspective view of a brush showing my invention;

FIG. 2 is a front side view thereof;

FIG. 3 is a back side view thereof;

FIG. 4 is a left side view thereof, the right side being a mirror image thereof; and,

FIG. 5 is a top side view thereof.

The broken lines of the hole and the bristles are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a brush, as shown and described. 